diabetic retinopathy, ophthalmoscopic diagnosis,

diabetic retinopathy ophthalmoscopy diabetes mellitus eye bleeding blood vessel vessels capillary capillaries damaged diagnosis diagnostic disease eyeball macula disorder fundus ocular camera ophthalmic ophthalmology medical ophthalmoscope proliferative leakage optic disc retinal illustration retina retinoscopy clinical fundoscopy type hand drawn drawing form intraretinal neovascularization preretinal growth exam fundoscopic oedema edema fluorescein angiography